Black Silicon Carbide

FOB Reference Price:Get Latest Price
US $1,200-1,300 / Metric Tons | 10 Metric Ton/Metric Tons (Min. Order)
Report Suspicious Activity
Overview
Quick Details
Place of Origin:
Henan, China (Mainland)
Brand Name:
FUTONG
Model Number:
FEPA
Alloy Specification:
SiC98
Particle:
F12-F220
Packaging & Delivery
Packaging Details
1,1000kgs/big bag
2,25kgs/bag+40bags/big bag
Port
XINGANG
Lead Time :
As Customer's Request

 

Product Description

 

Crystal Form

Alpha SiC hexagonal system

Chemical nature

Slight acid

Reaction with acids

Very slight surface action with hydrofluoric acid

Reaction with Alkalis

Attacked at high temperature by alkalis and iron oxide

Oxidation-reduction effects

Starts to oxide slowly at 800°C. No reduction

True Density (g/cm3)

3.20

Hardness

Knoop(kg/cm2)

2200-2500

Moh's

9.5

Color

Black

Color after firing

Black

Decomposition point

2200°C

Max Usable temperature

1540oC in air

Specific heat (cal/g.°C)

0°C

500°C

1000°C

0.14

0.28

0.13

Coefficient of thermal conductivity (cal/cm2.sec.°C)

600°C

800°C

1000°C

0.080

0.061

0.0510

Electrical resistivity ( Wcm)

25°C

100°C

400°C

800°C

1400°C

50

46.4

26.6

7.8

0.65

Coefficient of liner expansion (x10-6)

25°C-500°C

25°C-1000°C

25°C-1500°C

25°C-2000°C

25°C-2500°C

4.63

5.12

5.48

5.77

5.94


Chemical Composition (% by weight)

Grit sizes

SiC

F.C

Fe2O3

12# - 90#

98.5 min

0.20 max

0.60 max

100# - 180#

98.0 min

0.30 max

0.80 max

220# - 240#

97.0 min

0.30 max

1.20 max

Available sizes:

F12 - F220. or any other sizes by customer’s requirement.

Application:

Grinding wheels

Coated tools Heating elements

Polishing Ceramic

Lapping Refractory

Packing way:

25kgs / bag or 1000kgs / big bag or by customer's request.

You are welcome to contact our sales department if you are interested or want to get more information.